Hi, I updated v7 (https://lore.kernel.org/linux-mm/20220407112929.1344748-1-naoya.horiguchi@xxxxxxxxx/) based on the comment from Miaohe Lin. Now I have a few additional patches. Any comments and suggestions are welcomed. Thanks, Naoya Horiguchi --- Summary: Naoya Horiguchi (3): mm/hwpoison: fix race between hugetlb free/demotion and memory_failure_hugetlb() mm/hwpoison: put page in already hwpoisoned case with MF_COUNT_INCREASED Revert "mm/memory-failure.c: fix race with changing page compound again" include/linux/hugetlb.h | 6 ++ include/linux/mm.h | 9 ++- include/ras/ras_event.h | 1 - mm/hugetlb.c | 10 ++++ mm/memory-failure.c | 152 ++++++++++++++++++++++++++++++++---------------- 5 files changed, 126 insertions(+), 52 deletions(-)